# NCERT Mathematics Textbook for Class IX

# NCERT Mathematics Textbook for Class IX

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FOREWORD NUMBER SYSTEMS 1.1 Introduction 1.2 Irrational Numbers 1.3 Real Numbers and their Decimal Expansions 1.4 Representing Real Numbers on the Number Line 1.5 Operations on Real Numbers 1.6 Laws of Exponents for Real Numbers 1.7 Summary POLYNOMIALS 2.1 Introduction 2.2 Polynomials in One Variable 2.3 Zeroes of a Polynomial 2.4 Remainder Theorem 2.5 Factorisation of Polynomials 2.6 Algebraic Identities 2.7 Summary COORDINATE GEOMETRY 3.1 Introduction 3.2 Cartesian System 3.3 Plotting a Point in the Plane if its Coordinates are given 3.4 Summary LINEAR EQUATIONS IN TWO VARIABLES 4.1 Introduction 4.2 Linear Equations 4.3 Solution of a Linear Equation 4.4 Graph of a Linear Equation in Two Variables 4.5 Equations of Lines Parallel to x-axis and y-axis 4.6 Summary

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